Geologic Atlas of the United States: Hollidaysburg-Huntington Folio Pennsylvania
Washington DC: Geological Survey, 1945. Paperback. 47 cm by 55 cm. Folio atlas in wraps. Folio no. 227. Unpaginated. Text, illustrations, geologic maps in b/w and color. Internally fine. Wraps are yellowed and show some minor soiling and wear to extremities. There is an approximately 17 cm by 11 cm..... More